Re: CTF: UEFI HTTP boot support

From: Rebecca Cran <rebecca_at_bsdio.com>
Date: Wed, 17 Jun 2020 13:50:04 -0600
> On Jun 17, 2020, at 12:12 PM, Warner Losh <imp_at_bsdimp.com> wrote:
> 
> I missed the start of this thread, so maybe I'm missing a key detail. However, I thought UEFI didn't have a RAM-disk, per se, but that we could load memory areas and pass that into the kernel using freebsd-only methods. But UEFI is a bit weird, so maybe it will generate a virtual cdrom...

See https://uefi.org/sites/default/files/resources/FINAL%20Pres4%20UEFI%20HTTP%20Boot.pdf

“ RAM Disk Standard

• UEFI 2.5 defined RAM Disk device path nodes
- Standard access to a RAM Disk in UEFI
- Supports Virtual Disk and Virtual CD (ISO image) in persistent or
volatile memory”


— 
Rebecca Cran
Received on Wed Jun 17 2020 - 17:50:55 UTC

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